getting an IP address from a website is for what purpose?

Answer 1

Just Simple Answer,To keep track of users that who are using your website.Beside that there are many uses of this.

Answer 2

an IP address allows you to identify a specific computer.

Answer 3

you can use $_SERVER["REMOTE_ADDR"]

Answer 4

it simple you are sent the data to any website then server is process your request then sent replay but server is don't now who are then it use your ip address
it use to sent data to particular device's

Answer 5

what code is more preferably to trace IP addresses and where can I place the code?